Dec 17 22:14:42.689 INFO checking jkurian/basic-web-server against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:14:42.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:14:43.026 INFO [stdout] 1ea699acd61308183f6a0b4f7829a197a93ab555a14f2049d48527dd601a99c9
Dec 17 22:14:43.032 INFO running `"docker" "start" "-a" "1ea699acd61308183f6a0b4f7829a197a93ab555a14f2049d48527dd601a99c9"`
Dec 17 22:14:44.205 INFO [stderr]     Checking hello v0.1.0 (/opt/crater/workdir)
Dec 17 22:14:44.380 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 17 22:14:44.380 INFO [stderr]   --> src/lib.rs:43:9
Dec 17 22:14:44.380 INFO [stderr]    |
Dec 17 22:14:44.380 INFO [stderr] 43 |       if(size <= 0) {
Dec 17 22:14:44.380 INFO [stderr]    |         ^^^^^^^^^^^ help: remove these parentheses
Dec 17 22:14:44.380 INFO [stderr]    |
Dec 17 22:14:44.380 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 22:14:44.380 INFO [stderr] 
Dec 17 22:14:44.412 INFO [stderr] warning: unused variable: `f`
Dec 17 22:14:44.412 INFO [stderr]   --> src/lib.rs:60:30
Dec 17 22:14:44.412 INFO [stderr]    |
Dec 17 22:14:44.412 INFO [stderr] 60 |     pub fn execute<F>(&self, f: F)
Dec 17 22:14:44.412 INFO [stderr]    |                              ^ help: consider using `_f` instead
Dec 17 22:14:44.412 INFO [stderr]    |
Dec 17 22:14:44.412 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:14:44.412 INFO [stderr] 
Dec 17 22:14:44.412 INFO [stderr] warning: field is never used: `workers`
Dec 17 22:14:44.412 INFO [stderr]   --> src/lib.rs:10:5
Dec 17 22:14:44.412 INFO [stderr]    |
Dec 17 22:14:44.412 INFO [stderr] 10 |     workers: Vec<Worker>,
Dec 17 22:14:44.412 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 22:14:44.412 INFO [stderr]    |
Dec 17 22:14:44.412 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:14:44.412 INFO [stderr] 
Dec 17 22:14:44.412 INFO [stderr] warning: field is never used: `sender`
Dec 17 22:14:44.412 INFO [stderr]   --> src/lib.rs:11:5
Dec 17 22:14:44.412 INFO [stderr]    |
Dec 17 22:14:44.412 INFO [stderr] 11 |     sender: mpsc::Sender<Job>,
Dec 17 22:14:44.412 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:14:44.413 INFO [stderr] 
Dec 17 22:14:44.413 INFO [stderr] warning: field is never used: `id`
Dec 17 22:14:44.413 INFO [stderr]   --> src/lib.rs:15:3
Dec 17 22:14:44.413 INFO [stderr]    |
Dec 17 22:14:44.413 INFO [stderr] 15 |   id: usize,
Dec 17 22:14:44.413 INFO [stderr]    |   ^^^^^^^^^
Dec 17 22:14:44.413 INFO [stderr] 
Dec 17 22:14:44.413 INFO [stderr] warning: field is never used: `thread`
Dec 17 22:14:44.413 INFO [stderr]   --> src/lib.rs:16:3
Dec 17 22:14:44.413 INFO [stderr]    |
Dec 17 22:14:44.413 INFO [stderr] 16 |   thread: thread::JoinHandle<()>
Dec 17 22:14:44.413 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:14:44.413 INFO [stderr] 
Dec 17 22:14:44.413 INFO [stderr] warning: path statement with no effect
Dec 17 22:14:44.413 INFO [stderr]   --> src/lib.rs:24:7
Dec 17 22:14:44.413 INFO [stderr]    |
Dec 17 22:14:44.413 INFO [stderr] 24 |       receiver;
Dec 17 22:14:44.413 INFO [stderr]    |       ^^^^^^^^^
Dec 17 22:14:44.413 INFO [stderr]    |
Dec 17 22:14:44.413 INFO [stderr]    = note: #[warn(path_statements)] on by default
Dec 17 22:14:44.413 INFO [stderr] 
Dec 17 22:14:44.469 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 17 22:14:44.469 INFO [stderr]   --> src/lib.rs:43:9
Dec 17 22:14:44.469 INFO [stderr]    |
Dec 17 22:14:44.469 INFO [stderr] 43 |       if(size <= 0) {
Dec 17 22:14:44.469 INFO [stderr]    |         ^^^^^^^^^^^ help: remove these parentheses
Dec 17 22:14:44.469 INFO [stderr]    |
Dec 17 22:14:44.469 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 22:14:44.469 INFO [stderr] 
Dec 17 22:14:44.496 INFO [stderr] warning: unused variable: `f`
Dec 17 22:14:44.496 INFO [stderr]   --> src/lib.rs:60:30
Dec 17 22:14:44.496 INFO [stderr]    |
Dec 17 22:14:44.496 INFO [stderr] 60 |     pub fn execute<F>(&self, f: F)
Dec 17 22:14:44.496 INFO [stderr]    |                              ^ help: consider using `_f` instead
Dec 17 22:14:44.496 INFO [stderr]    |
Dec 17 22:14:44.496 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:14:44.496 INFO [stderr] 
Dec 17 22:14:44.499 INFO [stderr] warning: field is never used: `workers`
Dec 17 22:14:44.499 INFO [stderr]   --> src/lib.rs:10:5
Dec 17 22:14:44.499 INFO [stderr]    |
Dec 17 22:14:44.499 INFO [stderr] 10 |     workers: Vec<Worker>,
Dec 17 22:14:44.499 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 22:14:44.499 INFO [stderr]    |
Dec 17 22:14:44.499 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:14:44.499 INFO [stderr] 
Dec 17 22:14:44.499 INFO [stderr] warning: field is never used: `sender`
Dec 17 22:14:44.499 INFO [stderr]   --> src/lib.rs:11:5
Dec 17 22:14:44.499 INFO [stderr]    |
Dec 17 22:14:44.499 INFO [stderr] 11 |     sender: mpsc::Sender<Job>,
Dec 17 22:14:44.499 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:14:44.499 INFO [stderr] 
Dec 17 22:14:44.499 INFO [stderr] warning: field is never used: `id`
Dec 17 22:14:44.499 INFO [stderr]   --> src/lib.rs:15:3
Dec 17 22:14:44.499 INFO [stderr]    |
Dec 17 22:14:44.499 INFO [stderr] 15 |   id: usize,
Dec 17 22:14:44.499 INFO [stderr]    |   ^^^^^^^^^
Dec 17 22:14:44.499 INFO [stderr] 
Dec 17 22:14:44.500 INFO [stderr] warning: field is never used: `thread`
Dec 17 22:14:44.500 INFO [stderr]   --> src/lib.rs:16:3
Dec 17 22:14:44.500 INFO [stderr]    |
Dec 17 22:14:44.500 INFO [stderr] 16 |   thread: thread::JoinHandle<()>
Dec 17 22:14:44.500 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:14:44.500 INFO [stderr] 
Dec 17 22:14:44.500 INFO [stderr] warning: path statement with no effect
Dec 17 22:14:44.500 INFO [stderr]   --> src/lib.rs:24:7
Dec 17 22:14:44.500 INFO [stderr]    |
Dec 17 22:14:44.500 INFO [stderr] 24 |       receiver;
Dec 17 22:14:44.500 INFO [stderr]    |       ^^^^^^^^^
Dec 17 22:14:44.500 INFO [stderr]    |
Dec 17 22:14:44.500 INFO [stderr]    = note: #[warn(path_statements)] on by default
Dec 17 22:14:44.500 INFO [stderr] 
Dec 17 22:14:44.764 INFO [stderr] warning: unused variable: `ThreadPoolError`
Dec 17 22:14:44.764 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 17 22:14:44.764 INFO [stderr]    |
Dec 17 22:14:44.764 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 17 22:14:44.764 INFO [stderr]    |             ^^^^^^^^^^^^^^^ help: consider using `_ThreadPoolError` instead
Dec 17 22:14:44.764 INFO [stderr]    |
Dec 17 22:14:44.764 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:14:44.764 INFO [stderr] 
Dec 17 22:14:44.772 INFO [stderr] warning: variable `ThreadPool` should have a snake case name such as `thread_pool`
Dec 17 22:14:44.772 INFO [stderr]   --> src/bin/main.rs:16:12
Dec 17 22:14:44.772 INFO [stderr]    |
Dec 17 22:14:44.772 INFO [stderr] 16 |         Ok(ThreadPool) => ThreadPool,
Dec 17 22:14:44.772 INFO [stderr]    |            ^^^^^^^^^^
Dec 17 22:14:44.772 INFO [stderr]    |
Dec 17 22:14:44.772 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 22:14:44.772 INFO [stderr] 
Dec 17 22:14:44.772 INFO [stderr] warning: variable `ThreadPoolError` should have a snake case name such as `thread_pool_error`
Dec 17 22:14:44.772 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 17 22:14:44.772 INFO [stderr]    |
Dec 17 22:14:44.772 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 17 22:14:44.772 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 17 22:14:44.772 INFO [stderr] 
Dec 17 22:14:44.797 INFO [stderr] warning: unused variable: `ThreadPoolError`
Dec 17 22:14:44.797 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 17 22:14:44.797 INFO [stderr]    |
Dec 17 22:14:44.797 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 17 22:14:44.797 INFO [stderr]    |             ^^^^^^^^^^^^^^^ help: consider using `_ThreadPoolError` instead
Dec 17 22:14:44.797 INFO [stderr]    |
Dec 17 22:14:44.797 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 22:14:44.797 INFO [stderr] 
Dec 17 22:14:44.816 INFO [stderr] warning: variable `ThreadPool` should have a snake case name such as `thread_pool`
Dec 17 22:14:44.816 INFO [stderr]   --> src/bin/main.rs:16:12
Dec 17 22:14:44.816 INFO [stderr]    |
Dec 17 22:14:44.816 INFO [stderr] 16 |         Ok(ThreadPool) => ThreadPool,
Dec 17 22:14:44.816 INFO [stderr]    |            ^^^^^^^^^^
Dec 17 22:14:44.816 INFO [stderr]    |
Dec 17 22:14:44.816 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 22:14:44.816 INFO [stderr] 
Dec 17 22:14:44.816 INFO [stderr] warning: variable `ThreadPoolError` should have a snake case name such as `thread_pool_error`
Dec 17 22:14:44.816 INFO [stderr]   --> src/bin/main.rs:17:13
Dec 17 22:14:44.816 INFO [stderr]    |
Dec 17 22:14:44.816 INFO [stderr] 17 |         Err(ThreadPoolError) => {
Dec 17 22:14:44.816 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 17 22:14:44.816 INFO [stderr] 
Dec 17 22:14:44.832 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 17 22:14:45.410 INFO running `"docker" "inspect" "1ea699acd61308183f6a0b4f7829a197a93ab555a14f2049d48527dd601a99c9"`
Dec 17 22:14:45.608 INFO running `"docker" "rm" "-f" "1ea699acd61308183f6a0b4f7829a197a93ab555a14f2049d48527dd601a99c9"`
Dec 17 22:14:45.765 INFO [stdout] 1ea699acd61308183f6a0b4f7829a197a93ab555a14f2049d48527dd601a99c9