Dec 19 15:06:41.020 INFO checking jkurian/basic-web-server against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:06:41.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jkurian/basic-web-server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:06:41.328 INFO [stdout] 9f5e3577f9624c6cb399ceadf7cfdd0431892a8b0f4f2523aa1e894a105bfeff
Dec 19 15:06:41.330 INFO running `"docker" "start" "-a" "9f5e3577f9624c6cb399ceadf7cfdd0431892a8b0f4f2523aa1e894a105bfeff"`
Dec 19 15:06:42.680 INFO [stderr]     Checking hello v0.1.0 (/opt/crater/workdir)
Dec 19 15:06:42.909 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 15:06:42.909 INFO [stderr]   --> src/lib.rs:43:9
Dec 19 15:06:42.909 INFO [stderr]    |
Dec 19 15:06:42.909 INFO [stderr] 43 |       if(size <= 0) {
Dec 19 15:06:42.909 INFO [stderr]    |         ^^^^^^^^^^^ help: remove these parentheses
Dec 19 15:06:42.909 INFO [stderr]    |
Dec 19 15:06:42.909 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 15:06:42.909 INFO [stderr] 
Dec 19 15:06:42.960 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 15:06:42.960 INFO [stderr]   --> src/lib.rs:43:9
Dec 19 15:06:42.960 INFO [stderr]    |
Dec 19 15:06:42.960 INFO [stderr] 43 |       if(size <= 0) {
Dec 19 15:06:42.960 INFO [stderr]    |         ^^^^^^^^^^^ help: remove these parentheses
Dec 19 15:06:42.960 INFO [stderr]    |
Dec 19 15:06:42.960 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 15:06:42.960 INFO [stderr] 
Dec 19 15:06:42.968 INFO [stderr] warning: unused variable: `f`
Dec 19 15:06:42.968 INFO [stderr]   --> src/lib.rs:60:30
Dec 19 15:06:42.968 INFO [stderr]    |
Dec 19 15:06:42.968 INFO [stderr] 60 |     pub fn execute<F>(&self, f: F)
Dec 19 15:06:42.968 INFO [stderr]    |                              ^ help: consider using `_f` instead
Dec 19 15:06:42.968 INFO [stderr]    |
Dec 19 15:06:42.968 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:06:42.968 INFO [stderr] 
Dec 19 15:06:42.968 INFO [stderr] warning: field is never used: `workers`
Dec 19 15:06:42.968 INFO [stderr]   --> src/lib.rs:10:5
Dec 19 15:06:42.968 INFO [stderr]    |
Dec 19 15:06:42.968 INFO [stderr] 10 |     workers: Vec<Worker>,
Dec 19 15:06:42.968 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:06:42.968 INFO [stderr]    |
Dec 19 15:06:42.968 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:06:42.969 INFO [stderr] 
Dec 19 15:06:42.969 INFO [stderr] warning: field is never used: `sender`
Dec 19 15:06:42.969 INFO [stderr]   --> src/lib.rs:11:5
Dec 19 15:06:42.969 INFO [stderr]    |
Dec 19 15:06:42.969 INFO [stderr] 11 |     sender: mpsc::Sender<Job>,
Dec 19 15:06:42.969 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:06:42.969 INFO [stderr] 
Dec 19 15:06:42.969 INFO [stderr] warning: field is never used: `id`
Dec 19 15:06:42.969 INFO [stderr]   --> src/lib.rs:15:3
Dec 19 15:06:42.969 INFO [stderr]    |
Dec 19 15:06:42.969 INFO [stderr] 15 |   id: usize,
Dec 19 15:06:42.969 INFO [stderr]    |   ^^^^^^^^^
Dec 19 15:06:42.969 INFO [stderr] 
Dec 19 15:06:42.969 INFO [stderr] warning: field is never used: `thread`
Dec 19 15:06:42.969 INFO [stderr]   --> src/lib.rs:16:3
Dec 19 15:06:42.969 INFO [stderr]    |
Dec 19 15:06:42.969 INFO [stderr] 16 |   thread: thread::JoinHandle<()>
Dec 19 15:06:42.969 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:06:42.969 INFO [stderr] 
Dec 19 15:06:42.969 INFO [stderr] warning: path statement with no effect
Dec 19 15:06:42.969 INFO [stderr]   --> src/lib.rs:24:7
Dec 19 15:06:42.969 INFO [stderr]    |
Dec 19 15:06:42.969 INFO [stderr] 24 |       receiver;
Dec 19 15:06:42.969 INFO [stderr]    |       ^^^^^^^^^
Dec 19 15:06:42.969 INFO [stderr]    |
Dec 19 15:06:42.969 INFO [stderr]    = note: #[warn(path_statements)] on by default
Dec 19 15:06:42.969 INFO [stderr] 
Dec 19 15:06:43.012 INFO [stderr] warning: unused variable: `f`
Dec 19 15:06:43.012 INFO [stderr]   --> src/lib.rs:60:30
Dec 19 15:06:43.012 INFO [stderr]    |
Dec 19 15:06:43.012 INFO [stderr] 60 |     pub fn execute<F>(&self, f: F)
Dec 19 15:06:43.012 INFO [stderr]    |                              ^ help: consider using `_f` instead
Dec 19 15:06:43.012 INFO [stderr]    |
Dec 19 15:06:43.012 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:06:43.012 INFO [stderr] 
Dec 19 15:06:43.016 INFO [stderr] warning: field is never used: `workers`
Dec 19 15:06:43.016 INFO [stderr]   --> src/lib.rs:10:5
Dec 19 15:06:43.016 INFO [stderr]    |
Dec 19 15:06:43.016 INFO [stderr] 10 |     workers: Vec<Worker>,
Dec 19 15:06:43.016 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:06:43.016 INFO [stderr]    |
Dec 19 15:06:43.016 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:06:43.016 INFO [stderr] 
Dec 19 15:06:43.016 INFO [stderr] warning: field is never used: `sender`
Dec 19 15:06:43.016 INFO [stderr]   --> src/lib.rs:11:5
Dec 19 15:06:43.016 INFO [stderr]    |
Dec 19 15:06:43.016 INFO [stderr] 11 |     sender: mpsc::Sender<Job>,
Dec 19 15:06:43.016 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:06:43.016 INFO [stderr] 
Dec 19 15:06:43.016 INFO [stderr] warning: field is never used: `id`
Dec 19 15:06:43.016 INFO [stderr]   --> src/lib.rs:15:3
Dec 19 15:06:43.016 INFO [stderr]    |
Dec 19 15:06:43.016 INFO [stderr] 15 |   id: usize,
Dec 19 15:06:43.016 INFO [stderr]    |   ^^^^^^^^^
Dec 19 15:06:43.016 INFO [stderr] 
Dec 19 15:06:43.024 INFO [stderr] warning: field is never used: `thread`
Dec 19 15:06:43.024 INFO [stderr]   --> src/lib.rs:16:3
Dec 19 15:06:43.024 INFO [stderr]    |
Dec 19 15:06:43.024 INFO [stderr] 16 |   thread: thread::JoinHandle<()>
Dec 19 15:06:43.024 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:06:43.024 INFO [stderr] 
Dec 19 15:06:43.024 INFO [stderr] warning: path statement with no effect
Dec 19 15:06:43.024 INFO [stderr]   --> src/lib.rs:24:7
Dec 19 15:06:43.024 INFO [stderr]    |
Dec 19 15:06:43.024 INFO [stderr] 24 |       receiver;
Dec 19 15:06:43.024 INFO [stderr]    |       ^^^^^^^^^
Dec 19 15:06:43.024 INFO [stderr]    |
Dec 19 15:06:43.024 INFO [stderr]    = note: #[warn(path_statements)] on by default
Dec 19 15:06:43.024 INFO [stderr] 
Dec 19 15:06:43.317 INFO [stderr] warning: unused variable: `ThreadPoolError`
Dec 19 15:06:43.317 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 19 15:06:43.317 INFO [stderr]    |
Dec 19 15:06:43.317 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 19 15:06:43.317 INFO [stderr]    |             ^^^^^^^^^^^^^^^ help: consider using `_ThreadPoolError` instead
Dec 19 15:06:43.317 INFO [stderr]    |
Dec 19 15:06:43.317 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:06:43.317 INFO [stderr] 
Dec 19 15:06:43.326 INFO [stderr] warning: variable `ThreadPool` should have a snake case name such as `thread_pool`
Dec 19 15:06:43.326 INFO [stderr]   --> src/bin/main.rs:16:12
Dec 19 15:06:43.326 INFO [stderr]    |
Dec 19 15:06:43.326 INFO [stderr] 16 |         Ok(ThreadPool) => ThreadPool,
Dec 19 15:06:43.326 INFO [stderr]    |            ^^^^^^^^^^
Dec 19 15:06:43.326 INFO [stderr]    |
Dec 19 15:06:43.326 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 15:06:43.326 INFO [stderr] 
Dec 19 15:06:43.326 INFO [stderr] warning: variable `ThreadPoolError` should have a snake case name such as `thread_pool_error`
Dec 19 15:06:43.326 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 19 15:06:43.326 INFO [stderr]    |
Dec 19 15:06:43.326 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 19 15:06:43.326 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 19 15:06:43.326 INFO [stderr] 
Dec 19 15:06:43.387 INFO [stderr] warning: unused variable: `ThreadPoolError`
Dec 19 15:06:43.387 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 19 15:06:43.387 INFO [stderr]    |
Dec 19 15:06:43.387 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 19 15:06:43.387 INFO [stderr]    |             ^^^^^^^^^^^^^^^ help: consider using `_ThreadPoolError` instead
Dec 19 15:06:43.387 INFO [stderr]    |
Dec 19 15:06:43.387 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:06:43.387 INFO [stderr] 
Dec 19 15:06:43.394 INFO [stderr] warning: variable `ThreadPool` should have a snake case name such as `thread_pool`
Dec 19 15:06:43.395 INFO [stderr]   --> src/bin/main.rs:16:12
Dec 19 15:06:43.395 INFO [stderr]    |
Dec 19 15:06:43.395 INFO [stderr] 16 |         Ok(ThreadPool) => ThreadPool,
Dec 19 15:06:43.395 INFO [stderr]    |            ^^^^^^^^^^
Dec 19 15:06:43.395 INFO [stderr]    |
Dec 19 15:06:43.395 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 15:06:43.395 INFO [stderr] 
Dec 19 15:06:43.395 INFO [stderr] warning: variable `ThreadPoolError` should have a snake case name such as `thread_pool_error`
Dec 19 15:06:43.395 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 19 15:06:43.395 INFO [stderr]    |
Dec 19 15:06:43.395 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 19 15:06:43.395 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 19 15:06:43.395 INFO [stderr] 
Dec 19 15:06:43.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 19 15:06:44.322 INFO running `"docker" "inspect" "9f5e3577f9624c6cb399ceadf7cfdd0431892a8b0f4f2523aa1e894a105bfeff"`
Dec 19 15:06:44.626 INFO running `"docker" "rm" "-f" "9f5e3577f9624c6cb399ceadf7cfdd0431892a8b0f4f2523aa1e894a105bfeff"`
Dec 19 15:06:44.955 INFO [stdout] 9f5e3577f9624c6cb399ceadf7cfdd0431892a8b0f4f2523aa1e894a105bfeff