[INFO] cloning repository https://github.com/Vinatorul/RustyChecker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vinatorul/RustyChecker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVinatorul%2FRustyChecker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVinatorul%2FRustyChecker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c466e7a1e8b2bd9c5565c1953970ec5249d55fc
[INFO] checking Vinatorul/RustyChecker against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVinatorul%2FRustyChecker" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vinatorul/RustyChecker on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vinatorul/RustyChecker
[INFO] finished tweaking git repo https://github.com/Vinatorul/RustyChecker
[INFO] tweaked toml for git repo https://github.com/Vinatorul/RustyChecker written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Vinatorul/RustyChecker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57ae9400f8a71556e1486f54e3ffea002fb06471f429e03693c3491fce65e59b
[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" "57ae9400f8a71556e1486f54e3ffea002fb06471f429e03693c3491fce65e59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57ae9400f8a71556e1486f54e3ffea002fb06471f429e03693c3491fce65e59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ae9400f8a71556e1486f54e3ffea002fb06471f429e03693c3491fce65e59b", kill_on_drop: false }`
[INFO] [stdout] 57ae9400f8a71556e1486f54e3ffea002fb06471f429e03693c3491fce65e59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b988854035804368cbbfac65ac2b8fc521f743e108041d3abd39a5e3633fbf88
[INFO] running `Command { std: "docker" "start" "-a" "b988854035804368cbbfac65ac2b8fc521f743e108041d3abd39a5e3633fbf88", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: private type `ProblemError` in public interface (error E0446)
[INFO] [stdout]    --> src/problem.rs:103:2
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn run(&self) -> Result<(), ProblemError> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROBLEMS_DIR`
[INFO] [stdout]   --> src/problem.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PROBLEMS_DIR: &'static str = "problems";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INPUT_DIR`
[INFO] [stdout]   --> src/problem.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INPUT_DIR: &'static str = "input";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OUTPUT_DIR`
[INFO] [stdout]   --> src/problem.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const OUTPUT_DIR: &'static str = "output";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Problem`
[INFO] [stdout]   --> src/problem.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Problem {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]   --> src/problem.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum State {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/problem.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn new(str_id: String) -> Problem {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]    --> src/problem.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn run(&self) -> Result<(), ProblemError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run_test`
[INFO] [stdout]    --> src/problem.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn run_test(&self, test_no: i32) -> Result<(), ProblemError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_error`
[INFO] [stdout]    --> src/problem.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn make_error(&self, reason: &'static str, sys_part: String, test_no: i32) -> Result<(), ProblemError> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `ProblemError` in public interface (error E0446)
[INFO] [stdout]    --> src/problem.rs:103:2
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn run(&self) -> Result<(), ProblemError> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "b988854035804368cbbfac65ac2b8fc521f743e108041d3abd39a5e3633fbf88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b988854035804368cbbfac65ac2b8fc521f743e108041d3abd39a5e3633fbf88", kill_on_drop: false }`
[INFO] [stdout] b988854035804368cbbfac65ac2b8fc521f743e108041d3abd39a5e3633fbf88