[INFO] cloning repository https://github.com/Ndeta100/Enums_Match_Options [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ndeta100/Enums_Match_Options" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNdeta100%2FEnums_Match_Options", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNdeta100%2FEnums_Match_Options'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ec58766930f88b76bfc9e273790faf82128c197 [INFO] checking Ndeta100/Enums_Match_Options against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNdeta100%2FEnums_Match_Options" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Ndeta100/Enums_Match_Options [INFO] finished tweaking git repo https://github.com/Ndeta100/Enums_Match_Options [INFO] tweaked toml for git repo https://github.com/Ndeta100/Enums_Match_Options written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Ndeta100/Enums_Match_Options on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Ndeta100/Enums_Match_Options 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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30a472061a65ce3228b44031e006e94ffaaefdbed2e9221d827a1b58cab8383b [INFO] running `Command { std: "docker" "start" "-a" "30a472061a65ce3228b44031e006e94ffaaefdbed2e9221d827a1b58cab8383b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30a472061a65ce3228b44031e006e94ffaaefdbed2e9221d827a1b58cab8383b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30a472061a65ce3228b44031e006e94ffaaefdbed2e9221d827a1b58cab8383b", kill_on_drop: false }` [INFO] [stdout] 30a472061a65ce3228b44031e006e94ffaaefdbed2e9221d827a1b58cab8383b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e2031b1acecd13ecb2413c46b8092c995d38d046f42a19455790f73d45d1727 [INFO] running `Command { std: "docker" "start" "-a" "1e2031b1acecd13ecb2413c46b8092c995d38d046f42a19455790f73d45d1727", kill_on_drop: false }` [INFO] [stderr] Checking enum_match v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `v4` should have an upper camel case name [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | v4(String), [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `V4` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `v6` should have an upper camel case name [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | v6(String), [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `V6` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `v4` should have an upper camel case name [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | v4(String), [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `V4` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `v6` should have an upper camel case name [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | v6(String), [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `V6` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip_kind` [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | fn route(ip_kind: IpAddrKind) {} [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ip_kind` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `four` [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let four = IpAddrKind::v4; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six` [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let six = IpAddrKind::v6; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_six` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nickel` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let nickel = value_in_cents(penny); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_nickel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `home` [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let home = IpAddrKind::v4(String::from("127.0.0.1")); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_home` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut count = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip_kind` [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | fn route(ip_kind: IpAddrKind) {} [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ip_kind` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | v4(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 2 - v4(String), [INFO] [stdout] 2 + v4(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | v6(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] 3 - v6(String), [INFO] [stdout] 3 + v6(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Message` is never used [INFO] [stdout] --> src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IpAddr` is never constructed [INFO] [stdout] --> src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `route` is never used [INFO] [stdout] --> src/main.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn route(ip_kind: IpAddrKind) {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Nickel` and `Dime` are never constructed [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 16 | enum Coin { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 17 | Penny, [INFO] [stdout] 18 | Nickel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 19 | Dime, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Alabama` is never constructed [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | enum UsState { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 24 | Alabama, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UsState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `four` [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let four = IpAddrKind::v4; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six` [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let six = IpAddrKind::v6; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_six` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nickel` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let nickel = value_in_cents(penny); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_nickel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `home` [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let home = IpAddrKind::v4(String::from("127.0.0.1")); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_home` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut count = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | v4(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 2 - v4(String), [INFO] [stdout] 2 + v4(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | v6(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] 3 - v6(String), [INFO] [stdout] 3 + v6(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Message` is never used [INFO] [stdout] --> src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IpAddr` is never constructed [INFO] [stdout] --> src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `route` is never used [INFO] [stdout] --> src/main.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn route(ip_kind: IpAddrKind) {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Nickel` and `Dime` are never constructed [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 16 | enum Coin { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 17 | Penny, [INFO] [stdout] 18 | Nickel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 19 | Dime, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Alabama` is never constructed [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | enum UsState { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 24 | Alabama, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UsState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "1e2031b1acecd13ecb2413c46b8092c995d38d046f42a19455790f73d45d1727", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e2031b1acecd13ecb2413c46b8092c995d38d046f42a19455790f73d45d1727", kill_on_drop: false }` [INFO] [stdout] 1e2031b1acecd13ecb2413c46b8092c995d38d046f42a19455790f73d45d1727