[INFO] cloning repository https://github.com/bushidocodes/rust-enums
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bushidocodes/rust-enums" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbushidocodes%2Frust-enums", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbushidocodes%2Frust-enums'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b030af048e1a25833703b08d4e981895cb9cd201
[INFO] testing bushidocodes/rust-enums against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbushidocodes%2Frust-enums" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bushidocodes/rust-enums on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bushidocodes/rust-enums
[INFO] finished tweaking git repo https://github.com/bushidocodes/rust-enums
[INFO] tweaked toml for git repo https://github.com/bushidocodes/rust-enums written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/bushidocodes/rust-enums already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1db050b3c83b210c5c2149ca7526e796b5cd9817685bc3da74c51f8ae9ccaa19
[INFO] running `Command { std: "docker" "start" "-a" "1db050b3c83b210c5c2149ca7526e796b5cd9817685bc3da74c51f8ae9ccaa19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1db050b3c83b210c5c2149ca7526e796b5cd9817685bc3da74c51f8ae9ccaa19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db050b3c83b210c5c2149ca7526e796b5cd9817685bc3da74c51f8ae9ccaa19", kill_on_drop: false }`
[INFO] [stdout] 1db050b3c83b210c5c2149ca7526e796b5cd9817685bc3da74c51f8ae9ccaa19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9b537a8a9dfdf853065c961358d5a0efc5e485dddf1d07b689eeeee2b8ee3e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a9b537a8a9dfdf853065c961358d5a0efc5e485dddf1d07b689eeeee2b8ee3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling enums v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `home`
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let home = IpAddr::V4(127, 0, 0, 1);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_home`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loopback`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let loopback = IpAddr::V6(String::from("::1"));
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_number`
[INFO] [stdout]   --> src/main.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let some_number = Some(5);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_number`
[INFO] [stdout]    --> src/main.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let no_number: Option<i32> = None;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_string`
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let some_string = Some("a string!");
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_string`
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let no_string: Option<&str> = None;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `six`
[INFO] [stdout]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let six = plus_one(five);
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_six`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `none`
[INFO] [stdout]    --> src/main.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let none = plus_one(None);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Quit`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Quit,                       // No Data Associated
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Move`
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         Move { x: i32, y: i32 },    // Anonymous struct
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ChangeColor`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         ChangeColor(i32, i32, i32), // 3-tuple of 32 bit ints
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Penny`
[INFO] [stdout]    --> src/main.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         Penny,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nickel`
[INFO] [stdout]    --> src/main.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         Nickel,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Dime`
[INFO] [stdout]    --> src/main.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         Dime,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alabama`
[INFO] [stdout]    --> src/main.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         Alabama,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alaska`
[INFO] [stdout]    --> src/main.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         Alaska,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Arizona`
[INFO] [stdout]    --> src/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |         Arizona,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Arkansas`
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Arkansas,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `California`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         California,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Colorado`
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Colorado,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Delaware`
[INFO] [stdout]    --> src/main.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         Delaware,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DistrictOfColumbia`
[INFO] [stdout]    --> src/main.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         DistrictOfColumbia,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Florida`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         Florida,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Georgia`
[INFO] [stdout]    --> src/main.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Georgia,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Guam`
[INFO] [stdout]    --> src/main.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Guam,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Hawaii`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Hawaii,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Idaho`
[INFO] [stdout]    --> src/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         Idaho,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Illinois`
[INFO] [stdout]    --> src/main.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         Illinois,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Indiana`
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         Indiana,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Iowa`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |         Iowa,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Kansas`
[INFO] [stdout]    --> src/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         Kansas,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Kentucky`
[INFO] [stdout]    --> src/main.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         Kentucky,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Louisiana`
[INFO] [stdout]    --> src/main.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         Louisiana,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Maine`
[INFO] [stdout]    --> src/main.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Maine,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Maryland`
[INFO] [stdout]    --> src/main.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         Maryland,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Massachusetts`
[INFO] [stdout]    --> src/main.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         Massachusetts,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Michigan`
[INFO] [stdout]    --> src/main.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         Michigan,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minnesota`
[INFO] [stdout]    --> src/main.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Minnesota,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mississippi`
[INFO] [stdout]    --> src/main.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Mississippi,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Missouri`
[INFO] [stdout]    --> src/main.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         Missouri,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Montana`
[INFO] [stdout]    --> src/main.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         Montana,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nebraska`
[INFO] [stdout]    --> src/main.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Nebraska,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nevada`
[INFO] [stdout]    --> src/main.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         Nevada,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NewHampshire`
[INFO] [stdout]    --> src/main.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         NewHampshire,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NewJersey`
[INFO] [stdout]    --> src/main.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         NewJersey,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NewMexico`
[INFO] [stdout]    --> src/main.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         NewMexico,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NewYork`
[INFO] [stdout]    --> src/main.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         NewYork,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NorthCarolina`
[INFO] [stdout]    --> src/main.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |         NorthCarolina,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NorthDakota`
[INFO] [stdout]    --> src/main.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         NorthDakota,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ohio`
[INFO] [stdout]    --> src/main.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         Ohio,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Oklahoma`
[INFO] [stdout]    --> src/main.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         Oklahoma,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Oregon`
[INFO] [stdout]    --> src/main.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         Oregon,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pennsylvania`
[INFO] [stdout]    --> src/main.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         Pennsylvania,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RhodeIsland`
[INFO] [stdout]    --> src/main.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         RhodeIsland,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SouthCarolina`
[INFO] [stdout]    --> src/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         SouthCarolina,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SouthDakota`
[INFO] [stdout]    --> src/main.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         SouthDakota,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tennessee`
[INFO] [stdout]    --> src/main.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         Tennessee,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Texas`
[INFO] [stdout]    --> src/main.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         Texas,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Utah`
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         Utah,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Vermont`
[INFO] [stdout]    --> src/main.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         Vermont,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Virginia`
[INFO] [stdout]    --> src/main.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         Virginia,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Washington`
[INFO] [stdout]    --> src/main.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         Washington,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WestVirginia`
[INFO] [stdout]    --> src/main.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         WestVirginia,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Wisconsin`
[INFO] [stdout]    --> src/main.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         Wisconsin,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Wyoming`
[INFO] [stdout]    --> src/main.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         Wyoming,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 65 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "a9b537a8a9dfdf853065c961358d5a0efc5e485dddf1d07b689eeeee2b8ee3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b537a8a9dfdf853065c961358d5a0efc5e485dddf1d07b689eeeee2b8ee3e3", kill_on_drop: false }`
[INFO] [stdout] a9b537a8a9dfdf853065c961358d5a0efc5e485dddf1d07b689eeeee2b8ee3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d456fea163242cad155e4cbabb4fc61df18a1681d221abb0acfd57528a61432e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d456fea163242cad155e4cbabb4fc61df18a1681d221abb0acfd57528a61432e", kill_on_drop: false }`
[INFO] [stderr]    Compiling enums v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `home`
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let home = IpAddr::V4(127, 0, 0, 1);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_home`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loopback`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let loopback = IpAddr::V6(String::from("::1"));
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_number`
[INFO] [stdout]   --> src/main.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let some_number = Some(5);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_number`
[INFO] [stdout]    --> src/main.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let no_number: Option<i32> = None;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_string`
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let some_string = Some("a string!");
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_string`
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let no_string: Option<&str> = None;
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `six`
[INFO] [stdout]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let six = plus_one(five);
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_six`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `none`
[INFO] [stdout]    --> src/main.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let none = plus_one(None);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "d456fea163242cad155e4cbabb4fc61df18a1681d221abb0acfd57528a61432e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d456fea163242cad155e4cbabb4fc61df18a1681d221abb0acfd57528a61432e", kill_on_drop: false }`
[INFO] [stdout] d456fea163242cad155e4cbabb4fc61df18a1681d221abb0acfd57528a61432e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bed681ff452a86dd15bc129143d01f0ded20e00fb262e70486fbf6b59041f0b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bed681ff452a86dd15bc129143d01f0ded20e00fb262e70486fbf6b59041f0b4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `home`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let home = IpAddr::V4(127, 0, 0, 1);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_home`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loopback`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let loopback = IpAddr::V6(String::from("::1"));
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loopback`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `some_number`
[INFO] [stderr]   --> src/main.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let some_number = Some(5);
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `no_number`
[INFO] [stderr]    --> src/main.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let no_number: Option<i32> = None;
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `some_string`
[INFO] [stderr]    --> src/main.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let some_string = Some("a string!");
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `no_string`
[INFO] [stderr]    --> src/main.rs:104:9
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let no_string: Option<&str> = None;
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `six`
[INFO] [stderr]    --> src/main.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |     let six = plus_one(five);
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_six`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `none`
[INFO] [stderr]    --> src/main.rs:198:9
[INFO] [stderr]     |
[INFO] [stderr] 198 |     let none = plus_one(None);
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_none`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enums-00eb100934e642e2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bed681ff452a86dd15bc129143d01f0ded20e00fb262e70486fbf6b59041f0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed681ff452a86dd15bc129143d01f0ded20e00fb262e70486fbf6b59041f0b4", kill_on_drop: false }`
[INFO] [stdout] bed681ff452a86dd15bc129143d01f0ded20e00fb262e70486fbf6b59041f0b4
