[INFO] cloning repository https://github.com/Nashkim254/Crab-Rusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nashkim254/Crab-Rusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNashkim254%2FCrab-Rusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNashkim254%2FCrab-Rusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a64a4eafc2a9bf86a325bd16ca45908be8c799f9
[INFO] checking Nashkim254/Crab-Rusty against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNashkim254%2FCrab-Rusty" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nashkim254/Crab-Rusty on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nashkim254/Crab-Rusty
[INFO] finished tweaking git repo https://github.com/Nashkim254/Crab-Rusty
[INFO] tweaked toml for git repo https://github.com/Nashkim254/Crab-Rusty written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nashkim254/Crab-Rusty 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36e1f76debc0cec6613fdf2e7c4ae2c18b5ef3dfbad015382ddcd84333575a37
[INFO] running `Command { std: "docker" "start" "-a" "36e1f76debc0cec6613fdf2e7c4ae2c18b5ef3dfbad015382ddcd84333575a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e1f76debc0cec6613fdf2e7c4ae2c18b5ef3dfbad015382ddcd84333575a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e1f76debc0cec6613fdf2e7c4ae2c18b5ef3dfbad015382ddcd84333575a37", kill_on_drop: false }`
[INFO] [stdout] 36e1f76debc0cec6613fdf2e7c4ae2c18b5ef3dfbad015382ddcd84333575a37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 082b097ecf9e45c2d4d3ed3214a0c950b575bb70167ec7ec1fdd22bde73e0b68
[INFO] running `Command { std: "docker" "start" "-a" "082b097ecf9e45c2d4d3ed3214a0c950b575bb70167ec7ec1fdd22bde73e0b68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::net::IpAddr`
[INFO] [stdout]  --> src/enums.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::IpAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IPAddrKind` is never used
[INFO] [stdout]  --> src/enums.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum IPAddrKind {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> src/enums.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `some_fn` is never used
[INFO] [stdout]   --> src/enums.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Message {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 14 |     fn some_fn() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IPAddr` is never constructed
[INFO] [stdout]   --> src/enums.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct IPAddr {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `route` is never used
[INFO] [stdout]   --> src/enums.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn route() -> i8 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Dollar`, `Euro`, and `Pound` are never constructed
[INFO] [stdout]   --> src/enums.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum Coin {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 35 |     Shilling(State),
[INFO] [stdout] 36 |     Dollar,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 37 |     Euro,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 38 |     Pound,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `US`, `EU`, and `UK` are never constructed
[INFO] [stdout]   --> src/enums.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum State {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 42 |     US,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 43 |     KE,
[INFO] [stdout] 44 |     EU,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 45 |     UK,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Language` is never used
[INFO] [stdout]   --> src/enums.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | enum Language {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Language` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `languages` is never used
[INFO] [stdout]   --> src/enums.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn languages() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::IpAddr`
[INFO] [stdout]  --> src/enums.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::IpAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IPAddrKind` is never used
[INFO] [stdout]  --> src/enums.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum IPAddrKind {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> src/enums.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `some_fn` is never used
[INFO] [stdout]   --> src/enums.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Message {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 14 |     fn some_fn() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IPAddr` is never constructed
[INFO] [stdout]   --> src/enums.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct IPAddr {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `route` is never used
[INFO] [stdout]   --> src/enums.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn route() -> i8 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Dollar`, `Euro`, and `Pound` are never constructed
[INFO] [stdout]   --> src/enums.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | enum Coin {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 35 |     Shilling(State),
[INFO] [stdout] 36 |     Dollar,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 37 |     Euro,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 38 |     Pound,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `US`, `EU`, and `UK` are never constructed
[INFO] [stdout]   --> src/enums.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum State {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 42 |     US,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 43 |     KE,
[INFO] [stdout] 44 |     EU,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 45 |     UK,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Language` is never used
[INFO] [stdout]   --> src/enums.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | enum Language {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Language` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `languages` is never used
[INFO] [stdout]   --> src/enums.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn languages() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "082b097ecf9e45c2d4d3ed3214a0c950b575bb70167ec7ec1fdd22bde73e0b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082b097ecf9e45c2d4d3ed3214a0c950b575bb70167ec7ec1fdd22bde73e0b68", kill_on_drop: false }`
[INFO] [stdout] 082b097ecf9e45c2d4d3ed3214a0c950b575bb70167ec7ec1fdd22bde73e0b68
