[INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/tayorh27/options-matching [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/options-matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ebc560f8985b0f9db2f29aa491cb2d7dae892813 [INFO] checking tayorh27/options-matching against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tayorh27/options-matching [INFO] finished tweaking git repo https://github.com/tayorh27/options-matching [INFO] tweaked toml for git repo https://github.com/tayorh27/options-matching written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tayorh27/options-matching on toolchain 1383df06117fd218068d1f39fd5326256dd4a348 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tayorh27/options-matching 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" "+1383df06117fd218068d1f39fd5326256dd4a348" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1aab27488d089327bb671afeac368018996b9cc6a14008fd025d4dd1afa73cef [INFO] running `Command { std: "docker" "start" "-a" "1aab27488d089327bb671afeac368018996b9cc6a14008fd025d4dd1afa73cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1aab27488d089327bb671afeac368018996b9cc6a14008fd025d4dd1afa73cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1aab27488d089327bb671afeac368018996b9cc6a14008fd025d4dd1afa73cef", kill_on_drop: false }` [INFO] [stdout] 1aab27488d089327bb671afeac368018996b9cc6a14008fd025d4dd1afa73cef [INFO] checking tayorh27/options-matching against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Foptions-matching" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tayorh27/options-matching [INFO] finished tweaking git repo https://github.com/tayorh27/options-matching [INFO] tweaked toml for git repo https://github.com/tayorh27/options-matching written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tayorh27/options-matching on toolchain 1383df06117fd218068d1f39fd5326256dd4a348 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tayorh27/options-matching 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" "+1383df06117fd218068d1f39fd5326256dd4a348" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d45b29d1e2b8d801b80cce06db04c3ba9176ceed932d53b69edbd4013f4bce8 [INFO] running `Command { std: "docker" "start" "-a" "3d45b29d1e2b8d801b80cce06db04c3ba9176ceed932d53b69edbd4013f4bce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d45b29d1e2b8d801b80cce06db04c3ba9176ceed932d53b69edbd4013f4bce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d45b29d1e2b8d801b80cce06db04c3ba9176ceed932d53b69edbd4013f4bce8", kill_on_drop: false }` [INFO] [stdout] 3d45b29d1e2b8d801b80cce06db04c3ba9176ceed932d53b69edbd4013f4bce8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54cf7ba1c5d31b94afab80f6fba87d74acec33e7f60e4adefa9ec2d5ec34c999 [INFO] running `Command { std: "docker" "start" "-a" "54cf7ba1c5d31b94afab80f6fba87d74acec33e7f60e4adefa9ec2d5ec34c999", kill_on_drop: false }` [INFO] [stderr] Checking options-matching v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:13:14 [INFO] [stdout] | [INFO] [stdout] 13 | for i in (0..5) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 13 - for i in (0..5) { [INFO] [stdout] 13 + for i in 0..5 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:13:14 [INFO] [stdout] | [INFO] [stdout] 13 | for i in (0..5) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 13 - for i in (0..5) { [INFO] [stdout] 13 + for i in 0..5 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | for i in (0..5) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | for i in (0..5) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user1` [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let user1 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user1` [INFO] [stdout] --> src/main.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let user1 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user1` [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let user1 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user1` [INFO] [stdout] --> src/main.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let user1 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Option` is never used [INFO] [stdout] --> src/main.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `option_example` is never used [INFO] [stdout] --> src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn option_example() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_this` is never used [INFO] [stdout] --> src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn match_this(val: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_example` is never used [INFO] [stdout] --> src/main.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn match_example() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `initialize_struct` is never used [INFO] [stdout] --> src/main.rs:48:4 [INFO] [stdout] | [INFO] [stdout] 48 | fn initialize_struct() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `initialize_struct_simple` is never used [INFO] [stdout] --> src/main.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn initialize_struct_simple(email: String, username: String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update_struct` is never used [INFO] [stdout] --> src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn update_struct() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/main.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `details` and `more_details` are never used [INFO] [stdout] --> src/main.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 91 | impl Person { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 92 | // Method (uses "&self") [INFO] [stdout] 93 | fn details(&self) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn more_details() -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example` is never used [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn example() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Backward` is never constructed [INFO] [stdout] --> src/main.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 149 | enum Direction { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 150 | Forward, [INFO] [stdout] 151 | Backward, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Option` is never used [INFO] [stdout] --> src/main.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `option_example` is never used [INFO] [stdout] --> src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn option_example() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_this` is never used [INFO] [stdout] --> src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn match_this(val: i32) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_example` is never used [INFO] [stdout] --> src/main.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn match_example() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `initialize_struct` is never used [INFO] [stdout] --> src/main.rs:48:4 [INFO] [stdout] | [INFO] [stdout] 48 | fn initialize_struct() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `initialize_struct_simple` is never used [INFO] [stdout] --> src/main.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn initialize_struct_simple(email: String, username: String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `update_struct` is never used [INFO] [stdout] --> src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn update_struct() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/main.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `details` and `more_details` are never used [INFO] [stdout] --> src/main.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 91 | impl Person { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 92 | // Method (uses "&self") [INFO] [stdout] 93 | fn details(&self) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn more_details() -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `example` is never used [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn example() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Backward` is never constructed [INFO] [stdout] --> src/main.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 149 | enum Direction { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 150 | Forward, [INFO] [stdout] 151 | Backward, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "54cf7ba1c5d31b94afab80f6fba87d74acec33e7f60e4adefa9ec2d5ec34c999", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54cf7ba1c5d31b94afab80f6fba87d74acec33e7f60e4adefa9ec2d5ec34c999", kill_on_drop: false }` [INFO] [stdout] 54cf7ba1c5d31b94afab80f6fba87d74acec33e7f60e4adefa9ec2d5ec34c999